Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 24.05
Milk (kg) -462.00 -0.014 6.47
Fat (kg) -26.28 -0.375 9.84
Prot (kg) -17.53 -0.441 7.74
Fertility Sub Index 2.42
Calving Interval (days) -2.02 -1.459 2.95
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 0.06
Gestation Length (days) -0.07 -0.919 0.06
Beef Sub Index 1.51
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 31.51

* Based on an €80/tonne carbon price